frame_for_x_selection 2597 src/xselect.c    struct frame *f = frame_for_x_selection (terminal);
frame_for_x_selection 2656 src/xselect.c    struct frame *f = frame_for_x_selection (terminal);
frame_for_x_selection 2708 src/xselect.c    struct frame *f = frame_for_x_selection (terminal);
frame_for_x_selection 2740 src/xselect.c    struct frame *f = frame_for_x_selection (terminal);